.s99_screen_01{background: url(../image/product_s99/product_s99_01.jpg) center center no-repeat; width: 100%; height:29449px;}
.arithmetic_01{background: url(../image/product_s99/arithmetic_01.jpg) center center no-repeat; width: 100%; height:29449px;}
.charge-cont .marBot200{margin-bottom:200px;}